Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate
Technology LLC in the United States and/or other countries. Momentus, SeagateSeaBOARD, SeaFONE, SeaTDD, and SeaTools are either trademarks or registered trademarks of Seagate Te chnolog y LLC or one of it s af filiate d comp a nies in the United States a nd/
or other countries. All other trademarks or registered trademarks are the property of their
respective owners.
One gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion
bytes when referring to hard drive capacity. Accessible capacity may vary depending on
operating environment and formatting. Quantitative usage examples for various applications
are for illustrative p urpo ses. Actual quan tities w ill vary based on vari ou s factors, including fi le
size, file format, features and application software. Seagate reserves the right to change,
without notice, product offerings or specifications.
Momentus 5400.3 PATA Blade Server Product Manual, Rev. B
• State-of-the-art cache and on-the-fly error-correction algorithms.
• Full-track multiple-sector transfer capability without local processor intervention.
• 900 Gs nonoperating shock and 350 Gs operating shock.
• SeaTools™ diagnostic software performs a drive self-test that eliminates unnecessary drive returns.
• The 3D Defense S ystem ™, which i nclude s Drive D efen se, Dat a Defe nse, and Diagnostic Defense , of fers the
industry’s most comprehensive protection for disc drives.
• Support for S.M.A.R.T. drive monitoring and reporting.
• Support for Read Multiple and Write Multiple commands.
• Support for autodetection of master/slave drives using cable select (CSEL).
®
2
Momentus 5400.3 PATA Blade Server Product Manual, Rev. B
Momentus 5400.3 PATA Blade Server Product Manual, Rev. B
3
2.0Drive specifications
Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal
power. For convenience, the phrases the drive and this drive are used throughout this manual to indicate
ST9160821AB, ST 91208 22A B, ST 9100 828AB , S T980 815AB , ST960 815A B , and ST9402 116A B model d rives.
2.1Specification summary
The specifications listed in this table are for quick reference. For details on specification measurement or
definition, see the appropriate section of this manual.
Table 1: Specifications for 160 and 120 Gbyte models
Drive specificationST9160821ABST9120822AB
Formatted Gbytes (512 bytes/sector)*160120
Guaranteed sectors312,581,808234,441,648
Bytes per sector512
Physical read/write heads43
Discs2
Cache (Mbytes)8
Recording density , BPI (bits/inch typical)835k
Track density, TPI (tracks/inch typical)150k
Areal density (Gbits/inch2 max)132
Spindle speed (RPM)5,400
Internal data transfer rate (Mbits/sec max)352
I/O data-transfer rate (Mbytes/sec max)100
ATA data-transfer modes supportedPIO modes 0–4
Height9.5 +/-0.2 mm (0.374 +/-.008 inches)
Width69.85 +/-0.25 mm (2.750 +/-0.010 inches)
Length100.50 +/-0.25 mm (3.957 +/-0.010 inches)
Weight (typical)100 grams (0.22 lb)
Average latency (msec)5.6
Power-on to ready (sec typical)3.0
Standby to ready (sec typical)3.0
Track-to-track seek time (msec typical)1.0 (read), 1.5 (write)
Average random seek , write (msec typical)13.0
Average random seek, read (msec typical)11.0
Average random seek, (msec typical)12.5
Full-stroke seek (msec)22 (typical); 24 (max)
Startup current 5V (typical)1.0 amps
Multiword DMA modes 0–2
Ultra DMA modes 0–5
4
Momentus 5400.3 PATA Blade Server Product Manual, Rev. B
Table 1: Specifications for 160 and 120 Gbyte models
Drive specificationST9160821ABST9120822AB
Seek power (typical)2.0 watts
Read/write power (typical)Read: 2.0 watts; Write: 1.8 watts
Idle mode (typical, low power)0.8 watts
Standby mode0.2 watts (typical)***
Sleep mode0.2 watts (typical)***
Voltage tolerance (including noise)5V ± 5%
Ambient temperature0° to 40°C (operating), –40° to 70°C (nonoperating)
Temperature gradient
(°C per hour max, noncondensing)
Relative humidity
(noncondensing)
Relative humidity gradient30% per hour max
Wet bulb temperature (°C max)30°C (operating)
Altitude, operating–304.8 m to 3,048 m (–1000 ft to 10,000 ft)
Altitude, nonoperating (below mean sea level)–304.8 m to 12,192 m (–1,000 ft to 40,000 ft) max
Shock, operating (Gs max at 2 msec)350
Shock, nonoperating (Gs max at 2 msec)800
Shock, nonoperating (Gs max at 1 msec)900
Shock, nonoperating (Gs max at 0.5 msec)400
Vibration, operating (max displacement may apply below 10 hz)1.0 Gs (0 to peak, 5–500 Hz)
Vibration, nonoperating (max displacement may apply below 22 hz)5.0 Gs (0 to peak, 5–500 Hz)
Drive acoustics, sound power (bels), 2 disc
Idle**2.4 (typical)
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
To determine the warranty for a specific drive, use a web
browser to access the following web page:
www.seagate.com/support/service/
From this page, click on the “V eri fy Your War ranty” link. You will
be asked to provide the drive serial number, model number (or
part number) and country of purchase. The system will display
the warranty information for your drive.
Momentus 5400.3 PATA Blade Server Product Manual, Rev. B
5
Table 1: Specifications for 100 and 80 Gbyte models
Drive specificationST9100828ABST980815AB
Formatted Gbytes (512 bytes/sector)*10080
Guaranteed sectors195,371,568156,301,488
Bytes per sector512
Physical read/write heads32
Discs21
Cache (Mbytes)8
Recording density , BPI (bits/inch typical)835k
Track density, TPI (tracks/inch typical)150k
Areal density (Gbits/inch2 max)132
Spindle speed (RPM)5,400
Internal data transfer rate (Mbits/sec max)352
I/O data-transfer rate (Mbytes/sec max)100
ATA data-transfer modes supportedPIO modes 0–4
Height9.5 +/-0.2 mm (0.374 +/-.008 inches)
Width69.85 +/-0.25 mm (2.750 +/-0.010 inches)
Length100.50 +/-0.25 mm (3.957 +/-0.010 inches)
Weight (typical)100 grams (0.22 lb) 96 grams (0.21 lb)
Average latency (msec)5.6
Power-on to ready (sec typical)3.0
Standby to ready (sec typical)3.0
Track-to-track seek time (msec typical)1.0 (read), 1.5 (write)
Average random seek , write (msec typical)13.0
Average random seek, read (msec typical)11.0
Average random seek, (msec typical)12.5
Full-stroke seek (msec)22 (typical); 24 (max)
Startup current 5V (typical)1.0 amps
Seek power (typical)2.0 watts
Read/write power (typical)Read: 2.0 watts; Write: 1.8 watts
Idle mode (typical, low power)0.8 watts
Standby mode0.2 watts (typical)***
Sleep mode0.2 watts (typical)***
Voltage tolerance (including noise)5V ± 5%
Ambient temperature0° to 40°C (operating), –40° to 70°C (nonoperating)
Temperature gradient
(°C per hour max, noncondensing)
Relative humidity
(noncondensing)
Relative humidity gradient30% per hour max
Wet bulb temperature (°C max)30°C (operating)
Altitude, operating–304.8 m to 3,048 m (–1000 ft to 10,000 ft)
Altitude, nonoperating (below mean sea level)–304.8 m to 12,192 m (–1,000 ft to 40,000 ft) max
Shock, operating (Gs max at 2 msec)350
Shock, nonoperating (Gs max at 2 msec)800
*One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment
and formatting.
**During periods of drive idle, some offline activity may occur, according to the S.M.A.R.T. specification, which may increase acoustic and
power to operational levels.
***Typical notebooks will pull power to the dr ive when ente ring S3 and S4; while in the S3 and S4 state s, drive sleep and drive standby
modes will not contribute to battery power consumption.
1.0 Gs (0 to peak, 5–500 Hz)
5.0 Gs (0 to peak, 5–500 Hz)
2.6 (max)
3.1 (max)
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
T o determine the warranty for a specific drive, use a web browser
to access the following web page:
www.seagate.com/support/service/
From this page, click on the “Verify Your Warranty” link. You will
be asked to provide the drive serial number, model number (or
part number) and country of purchase. The system will display
the warranty information for your drive.
Momentus 5400.3 PATA Blade Server Product Manual, Rev. B
7
Table 1: Specifications for 60 and 40 Gbyte models
Drive specificationST960815ABST9402116AB
Formatted Gbytes (512 bytes/sector)*6040
Guaranteed sectors117,210,24078,140,160
Bytes per sector512
Physical read/write heads21
Discs1
Cache (Mbytes)8
Recording density , BPI (bits/inch typical)835k
Track density, TPI (tracks/inch typical)150k
Areal density (Gbits/inch2 max)132
Spindle speed (RPM)5,400
Internal data transfer rate (Mbits/sec max)352
I/O data-transfer rate (Mbytes/sec max)100
ATA data-transfer modes supportedPIO modes 0–4
Height9.5 +/-0.2 mm (0.374 +/-.008 inches)
Width69.85 +/-0.25 mm (2.750 +/-0.010 inches)
Length100.50 +/-0.25 mm (3.957 +/-0.010 inches)
Weight (typical)96 grams (0.21 lb)
Average latency (msec)5.6
Power-on to ready (sec typical)3.0
Standby to ready (sec typical)3.0
Track-to-track seek time (msec typical)1.0 (read), 1.5 (write)
Average random seek , write (msec typical)13.0
Average random seek, read (msec typical)11.0
Average random seek, (msec typical)12.5
Full-stroke seek (msec)22 (typical); 24 (max)
Startup current 5V (typical)1.0 amps
Seek power (typical)2.0 watts
Read/write power (typical)Read: 2.0 watts; Write: 1.8 watts
Idle mode (typical, low power)0.8 watts
Standby mode0.2 watts (typical)***
Sleep mode0.2 watts (typical)***
Voltage tolerance (including noise)5V ± 5%
Ambient temperature0° to 40°C (operating), –40° to 70°C (nonoperating)
Temperature gradient
(°C per hour max, noncondensing)
Relative humidity
(noncondensing)
Relative humidity gradient30% per hour max
Wet bulb temperature (°C max)30°C (operating)
Altitude, operating–304.8 m to 3,048 m (–1000 ft to 10,000 ft)
Altitude, nonoperating (below mean sea level)–304.8 m to 12,192 m (–1,000 ft to 40,000 ft) max
Shock, operating (Gs max at 2 msec)350
Shock, nonoperating (Gs max at 2 msec)800
*One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment
and formatting.
**During periods of drive idle, some offline activity may occur, according to the S.M.A.R.T. specification, which may increase acoustic and
power to operational levels.
***Typical notebooks will pull power to th e drive when ente ring S3 and S4; while in the S3 and S4 states, dr ive sleep and drive standby
modes will not contribute to battery power consumption.
1.0 Gs (0 to peak, 5–500 Hz)
5.0 Gs (0 to peak, 5–500 Hz)
2.6 (max)
3.1 (max)
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
To determine the warranty for a specific drive, use a web
browser to access the following web page:
www.seagate.com/support/service/
From this page, click on the “Verify Your Warranty” link. You
will be asked to provide the drive serial number, model number (or part number) and country of purchase. The system
will display the warranty information for your drive.
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